Vulnerability Details : CVE-2020-26296
Vega is a visualization grammar, a declarative format for creating, saving, and sharing interactive visualization designs. Vega in an npm package. In Vega before version 5.17.3 there is an XSS vulnerability in Vega expressions. Through a specially crafted Vega expression, an attacker could execute arbitrary javascript on a victim's machine. This is fixed in version 5.17.3
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2020-26296
- cpe:2.3:a:vega_project:vega:*:*:*:*:*:node.js:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-26296
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-26296
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
8.7
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N |
2.3
|
5.8
|
NIST | |
8.7
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N |
2.3
|
5.8
|
GitHub, Inc. |
CWE ids for CVE-2020-26296
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: security-advisories@github.com (Primary)
References for CVE-2020-26296
-
https://www.npmjs.com/package/vega
vega - npmThird Party Advisory
-
https://github.com/vega/vega/security/advisories/GHSA-r2qc-w64x-6j54
Vega expression XSS · Advisory · vega/vega · GitHubThird Party Advisory
-
https://github.com/vega/vega/releases/tag/v5.17.3
Release v5.17.3 · vega/vega · GitHubRelease Notes;Third Party Advisory
-
https://github.com/vega/vega/issues/3018
XSS in transform filter · Issue #3018 · vega/vega · GitHubThird Party Advisory
-
https://github.com/vega/vega/pull/3019
Fix XSS vulnerability in expression parser. by jheer · Pull Request #3019 · vega/vega · GitHubThird Party Advisory
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